---Who__________ English last term?---Mr. Wu did.

 —Whose book is this ?   — It must belong         .

 --        fantastic documentary it is!-- Do you mean the hot film “Diaoyu Island----The Truth”?

—Peter, what have done with the poor dog? He is wet through!—Not ______, mum! I never do the same thing a second time. 

 ---______ does your cousin exercise?  ---Three times a week.